From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5B1AF3858C35; Sat, 25 Nov 2023 19:20:05 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5B1AF3858C35 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1700940005; bh=5st1pcoYNyJVYjRdOoy4wPs7dw4pqJGG4ABS/btUPXc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=sDvPYWwj6fqfY+iHekLdtp5+HmPZVtbjYn8TP5G8tImGh8Jm/jMUwIs30zsZWw4CL M1+ht9o0WY9X+suL3cv9LsshmNJdWlt8Puiu3oO7c+i1m9uedDyoxYUu/pvNt8Cra/ NPbBUi9xkUuI/41HYYz0WWbpO4a/onCjBjR1AEMY= From: "alexhenrie24 at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111107] i686-w64-mingw32 does not realign stack when __attribute__((aligned)) or __attribute__((vector_size)) are used Date: Sat, 25 Nov 2023 19:20:04 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 12.2.0 X-Bugzilla-Keywords: ABI, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: alexhenrie24 at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111107 --- Comment #12 from Alex Henrie --- Created attachment 56687 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D56687&action=3Dedit Minimal example to reproduce the crash Here's a minimal example that crashes on MinGW 12 with -m32 -mavx512f -mpreferred-stack-boundary=3D2. I tried it with MinGW 13 on Compiler Explor= er and it does not crash, so it looks like that bug has been fixed already.=